{"covers": [355185], "first_publish_date": "January 16, 2006", "latest_revision": 4, "key": "/works/OL2012573W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL242467A"}}], "title": "The Cambridge Companion to Twentieth-Century Opera", "created": {"type": "/type/datetime", "value": "2009-12-09T22:42:52.398073"}, "first_sentence": {"type": "/type/text", "value": "'More books on Wagner! Yes, the cry is still they come.'"}, "last_modified": {"type": "/type/datetime", "value": "2012-06-05T18:40:08.757041"}, "type": {"key": "/type/work"}, "revision": 4}